Best 1000 Watt Grow Lights for 2021

Looking for the best 1000W grow lights? At GrowersHouse, we carry industry-leading 1000W grow light kits and double-ended (DE) lamps for professional horticulture. Below you’ll find our top picks across two categories—Best 1000W Complete Fixture and Best 1000W DE Lamp for annual replacement—plus key buying considerations like spectrum, PAR/PPFD, canopy penetration, coverage, and energy efficiency. 

Best 1000W Complete Fixture

Iluminar IL DE Full Fixture 1000W 120/240V C-Series (with HPS DE Lamp)

This all-in-one 1000W DE HPS fixture includes a remote control for effortless room-wide adjustments. The dimmable high-frequency ballast supports overdrive, while interchangeable reflectors help optimize distribution for varying ceiling heights. Balanced mounting keeps installs clean and secure. The aluminum reflector delivers ~96% reflectivity for strong, uniform output at an accessible price point—an excellent value in premium 1000W complete fixtures.

Growers Choice Master Pursuit 1000W CMH System (Dual 500W CMH, 208–240V)

A true 1000W CMH solution using dual high-efficiency 500W Ceramic Metal Halide lamps to drive deep canopy penetration. Ideal for a wide range of horticultural applications—especially specialty flowering—this spectrum lets you meet plant needs at every stage. Adjustable settings give greater control over morphology and quality, allowing fine-tuning to enhance overall crop outcomes.

Phantom 50 Series 1000W 120/240V DE Enclosed System (USB Interface)

This commercial-grade enclosed DE system delivers very uniform PAR across the footprint. The built-in USB interface connects to the Autopilot PX1(2) Digital Lighting Controller, enabling six-way wattage output control for precise dimming and scheduling—ideal for dialing targets by stage and cultivar.

Luxx 1000W DE HPS Fixture

A proven DE HPS workhorse for primary flowering and strong vegetative performance. High-intensity output promotes robust flowering, while 98% high-reflective aluminum maximizes both breadth and depth of canopy coverage for consistent yields in dense plantings.

Air-Cooled Reflector Lighting Kit (DE Remote Ballast + 1000W Philips Grow Light)

A complete 1000W kit with air-cooled reflector, ballast, and 400V HPS lamp—plus all cords and ratchet hangers. Purpose-built for DE 1000W HPS, the patent-pending design removes lamp heat without over-cooling, preserving output and uniformity. Interior is 95% reflective with 98% reflective corners; steel housing features a durable powder-coat finish. Includes a five-year fixture warranty. The Philips Master GreenPower Plus EL 1000W DE lamp is nitrogen-filled with a quartz glass jacket and delivers a high PPF of ~2,100 μmol for serious production.

DE Boss Reflector Lighting Kit (1000W Ballast + DE Philips Lamp)

Engineered around a patented reflector design for DE 1000W HPS horticulture lamps. For best results, use 2,100 μmol (Pro Plus) lamps. Dimmable range: 1,150W / 1,000W / 750W / 600W—yet the manufacturer recommends pairing only with 1000W lamps for optimal performance and reliability.

Ceramic MH 315W Wing Reflector Package

An all-in-one CMH wing reflector kit that includes the Prism Lighting Science 315W CMH Mogul Base Socket Adapter. Choose either Philips MasterColor CDM-TP Elite 315W CMH Agro T12 3100K (flowering/budding) or Philips MasterColor CDM-TMW Elite 315W/942 4200K (propagation/vegetative). Select the spectrum that aligns with your stage to drive targeted growth with CMH efficiency.

1000W Budget Lighting Package

A value-focused 1000W package featuring a 6-inch air-cooled reflector and Ultra Sun 1000W HPS lamp. The hammered aluminum interior is highly reflective for better distribution. The included High Pressure Sodium lamp (rated ~1000K correlated description in the source) is tuned for fruiting and flowering and outputs ~40,000 lumens.

Johnson Grow Lights CX-9 LED 1000W (HPS Replacement)

Considering an LED that replaces a 1000W HPS? The CX-9 delivers comparable photon output while drawing only ~540W, significantly reducing electrical costs. Daisy-chain two units as needed to scale coverage for larger canopies.

Best 1000W DE Lamp (Annual Replacement)

Philips AGRO+ Plus EL 1000W Double-Ended HPS (Previously GreenPower)

A high-frequency 1000W DE HPS with a clear outer bulb for strong horticultural output. Energy-efficient operation (~1116 kWh consumption) and trusted Philips lamp quality make this a go-to annual replacement for consistent PAR over time.

Ushio DE Enhanced Performance Pro-Plus HPS 1000W

Ushio’s highest-output DE HPS lamp, designed to outperform standard single-ended 1000W bulbs. Compatible with a variety of DE-ready ballasts, this lamp is built for demanding commercial schedules.

Gavita Pro Plus 1000W HPS DE Lamp

Specially engineered to run brighter than typical single-ended 1000W HPS while maintaining wattage. A reliable DE option for maximizing intensity and uniformity in high-density flowering rooms.

Things to Consider When Buying the Best 1000W Grow Lights

What Is Actual Wattage?

Actual wattage is the real power draw at the outlet. Some fixtures run the full 1000W; others offer a dimmable range to tailor spectrum and intensity by stage. Lower settings are useful in vegetative growth when plants require less PPFD than in flowering. Timers/controllers help automate on/off cycles, while dimming conserves electricity and mitigates heat. For any 1000W grow light, evaluate both actual wattage and spectrum controls.

HPS Grow Light Benefits

Despite the rise of LED, HPS continues to be a proven, affordable solution—especially in 1000W DE configurations. Upfront LED costs remain higher, so HPS still dominates many production rooms. Kits that include bulb, fixture, and ballast are straightforward to deploy and reliably drive plants through vegetative and flowering stages.

White vs. Colored LEDs

Full-spectrum LED platforms may rely on “all white,” or blend white with colored diodes. Many growers prefer all-white LED because it resembles natural sunlight and, to some, mirrors an HPS + metal halide-like spectrum. While HPS is time-tested, white LED is increasingly adopted to reduce heat and operating costs. Bonus: white-light work environments make plant issues (e.g., discoloration) easier to spot. If your LED offers separate veg/bloom modes or full spectrum control, remember that spectrum shifts can stress certain species—some may slow growth for up to ~2 weeks.

Light Output (PAR/PPFD)

A quality 1000W LED can match or exceed the usable photon output of a ~900–1000W HPS, but performance varies by fixture. Premium builds target “true 1000W-class” output; mid-tier options may land closer to “~900W-equivalent.” DE HPS output is generally straightforward and well-characterized; compare PAR/PPFD maps and efficacy (μmol/J) across candidates.

Canopy Penetration

Manufacturers often claim LED penetration equal to HPS, but real-world results depend on fixture optics, hanging height, and canopy density. If deep penetration is mission-critical in tall or dense canopies, a 1000W DE HPS system remains a safe choice. Otherwise, high-efficacy LEDs with proper optics and spacing can perform competitively while reducing heat.

Light Coverage Area

Coverage is the effective flowering footprint at target PPFD. During vegetative growth, most fixtures can extend coverage by ~1–2 feet in both length and width due to lower light intensity requirements. Always verify manufacturer maps against your plant count, trellising, and ceiling height.

Conclusions & Recommendations for Hydroponic Growers

For maximum intensity and penetration, DE 1000W HPS fixtures (e.g., Iluminar, Luxx, Phantom) remain dependable, cost-effective tools with predictable PAR and broad compatibility with leading DE lamps from Philips, Ushio, and Gavita.

For spectrum flexibility and lower operating costs, consider LED replacements like the Johnson CX-9 (1000W-class performance at ~540W draw) or a 1000W CMH system (e.g., Master Pursuit) for high-quality spectra and strong canopy performance.

To optimize results in hydroponics, pair your chosen 1000W solution with accurate PAR mapping, environmental control (VPD, CO₂), and staged dimming/spectrum strategies to match crop phase—veg vs. bloom—while managing heat and electricity usage for stable EC, pH, and root-zone oxygenation.